Problem 6-4AA Periodic: Alternative cost flows LO P3 Montoure Company uses a periodic inventory system. It entered into the following calendar-year purchases and sales transactions Date Activities Units Acquired at Cost Unit Sold at all Jan. 1 Beginning inventory 630 units $50.00 per unit Feb. 10 Purchase 415 units $47.00 per unit Mar. 13 Purchase 215 units # $32.00 per unit Mar. 15 Sales 815 unita $80.00 per unit Aug. 21 Purchase 130 unita e $55.00 per unit Sept. 5 Purchase 530 unitse $51.00 per unit Sept. 10 Sales 660 united $80.00 per unit Totala 1,920 unito 1,475 unita Required: 1. Compute cost of goods available for sale and the number of units available for sale. Cost of goods available for sale Number of units available for sale units 2. Compute the number of units in ending inventory. Ending inventory units 3. Compute the cost assigned to ending inventory using (a) FIFO. (b) LIFO. (c) weighted average, and (d) specific identification. For specific identification units sold consist of 630 units from beginning inventory, 285 from the February 10 purchase, 215 from the March 13 purchase, 65 from the August 21 purchase, and 280 from the September 5 purchase. (Round your average cost per unit to 2 decimal places. Round your final answers to the nearest whole dollar amount.) Ending Inventory (a) FIFO (b) LIFO (c) Weighted average (d) Specific identification 4. Compute gross profit earned by the company for each of the four costing methods. (Round your average cost per unit to 2 decimal places. Round your final answers to the nearest whole dollar amount.) FIFO LIFO Weighted Average Specific + Identification Sales Loss: Cost of goods sold Gross profit